Ep. 4: Young Rika and Hanyu engage in hide and seek leading to a time paradox resolution
Aired on January 25, 2012Filler

4
Young Rika and Hanyu play hide and seek, causing Rika to be sent to a future Hinamizawa. Hanyu discovers the frightened child and recalls a past incident where Rika vanished during a game. With assistance from their friends, the group devises a method to return the child to her original timeline. Although Hanyu hesitates due to Rika’s past suffering, the young girl insists on returning home. After successfully sending her back, Rika and Hanyu run to rejoin their friends, concluding the events of this chapter.
Episodes
- Ep. 1 · Keiichi and Takano contract Hinamizawa syndrome after girls speculate punishment games
- Ep. 2 · Rika Oyashiro and Trap Satoko battle Tokyo Magika generals in a parallel world to save Hinamizawa.
- Ep. 3 · Keiichi faces a love triangle involving Mion, Shion, and Rena who compete for his affection.
- Ep. 4 · Young Rika and Hanyu engage in hide and seek leading to a time paradox resolution